Jupiter's third-largest moon, Io, is the most volcanically active body in the solar system, as confirmed by the longest-running observations of the moon's thermal output. The regular eruptions and ...
(Nanowerk News) Io is a violent moon. Trapped in an incessant gravitational tug-of-war between the gas giant Jupiter and its other moons, Io’s core is continuously kneaded by burning tidal forces. As ...